Hole saw arbor



FIG. 1 is a front perspective view of a hole saw arbor showing my new design;

FIG. 2 is a front elevation view thereof in the context with optional environmental components;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a side elevation view thereof;

FIG. 6 is an opposing side elevation view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a top plan view thereof;

FIG. 9 is an exploded side elevation view thereof;

FIG. 10 is a side elevation view thereof with the knurled collar raised to the midpoint of the thread; and,

FIG. 11 is a side elevation view thereof with the knurled collar raised about one-quarter length of the thread.

The broken line showings of the drill bit and hole saws are provided for the purpose of illustrating environmental structure and form no part of the claimed design. 

CLAIM The ornamental design for a hole saw arbor, as shown and described. 